Older CPUs and some fairly modern microcontrollers are not made to readily support C compilers. Among those are the 1802, some 8-bit PICs, and the 6502 at the heart of the Commodore 64. That’s not to ...

Specifically, it's a port of BASIC, the OS that founders Bill Gates and Paul Allen developed for use on the Intel 8080-powered Altair 8800. As explained in a Microsoft blog, the version that's just ...